What this means
The IEEE assigned the MA-L block 001669 to MRV Communication (Networks) LTD. Every network interface they manufacture under this block has a MAC address beginning with these digits, followed by a unique per-device identifier. If a device on your network shows a MAC starting 00:16:69, it is MRV Communication (Networks) LTD hardware.
Frequently Asked Questions
Who owns MAC prefix 001669?
001669 is registered to MRV Communication (Networks) LTD in the IEEE MA-L registry.
What does the MA-L registry type mean?
An MA-L assignment, the IEEE's original OUI format, gives the vendor the first three octets and 16,777,216 device addresses under them. MRV Communication (Networks) LTD's block covers 16,777,216 addresses.
What devices use 001669?
Any network device with a MAC address starting 00:16:69 was manufactured by or for MRV Communication (Networks) LTD.